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How do I encode and decode a base64 string?
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Encode
public static string Base64Encode(string plainText) {
var plainTextBytes = System.Text.Encoding.UTF8.GetBytes(plainText);
return System.Convert.ToBase64String(plainTextBytes);
}
Decode
public static string Base64Decode(string base64EncodedData)...
Why are quaternions used for rotations?
...ns versus a 3x3 rotation matrix, the quaternion has the advantage in size (4 scalars vs. 9) and speed (quaternion multiplication is much faster than 3x3 matrix multiplication).
Note that all of these representations of rotations are used in practice. Euler angles use the least memory; matrices use ...
T-SQL CASE Clause: How to specify WHEN NULL
...irk Woll
68.3k1818 gold badges169169 silver badges184184 bronze badges
answered Jul 13 '10 at 13:34
Marcelo CantosMarcelo Cantos
1...
Is there a W3C valid way to disable autocomplete in a HTML form?
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422
Here is a good article from the MDC which explains the problems (and solutions) to form autoco...
Favourite performance tuning tricks [closed]
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114
Here is the handy-dandy list of things I always give to someone asking me about optimisation.
We...
Does every web request send the browser cookies?
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204
Yes, as long as the URL requested is within the same domain and path defined in the cookie (and ...
Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...所用到的工具及操作平台罗列如下:
操作平台: gentoo 2004.3 # kernel 2.6.9
逆向工具:
反汇编 -- objdump （这个工具基本上每个LINUX上都有）、lida( http://lida.sourceforge.net/ )
调试器 -- gdb
十六进制编辑器 -- hexedit
文本编...
How to go back (ctrl+z) in vi/vim
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edited Aug 15 '17 at 10:43
Andrii Omelchenko
11.4k77 gold badges3636 silver badges6969 bronze badges
a...
Set Matplotlib colorbar size to match graph
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edited Aug 12 '13 at 20:40
answered Aug 12 '13 at 20:15
b...
How do you implement a “Did you mean”? [duplicate]
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Boris TerzicBoris Terzic
10.4k88 gold badges4242 silver badges5858 bronze badges
add a co...